HADOOP-10177. Create CLI tools for managing keys. (Larry McCay via omalley)
Conflicts: hadoop-common-project/hadoop-common/CHANGES.txt git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1619508 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Alejandro Abdelnur
parent
4a689777ae
commit
48289796d2
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@ -92,6 +92,8 @@ Release 2.6.0 - UNRELEASED
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HADOOP-10201. Add listing to KeyProvider API. (Larry McCay via omalley)
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HADOOP-10177. Create CLI tools for managing keys. (Larry McCay via omalley)
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OPTIMIZATIONS
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HADOOP-10838. Byte array native checksumming. (James Thomas via todd)
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@ -100,6 +100,8 @@ case $COMMAND in
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CLASS=org.apache.hadoop.util.VersionInfo
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elif [ "$COMMAND" = "jar" ] ; then
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CLASS=org.apache.hadoop.util.RunJar
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elif [ "$COMMAND" = "key" ] ; then
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CLASS=org.apache.hadoop.crypto.key.KeyShell
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elif [ "$COMMAND" = "checknative" ] ; then
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CLASS=org.apache.hadoop.util.NativeLibraryChecker
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elif [ "$COMMAND" = "distcp" ] ; then
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@ -77,7 +77,7 @@ public class JavaKeyStoreProvider extends KeyProvider {
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private JavaKeyStoreProvider(URI uri, Configuration conf) throws IOException {
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this.uri = uri;
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path = unnestUri(uri);
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fs = FileSystem.get(conf);
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fs = path.getFileSystem(conf);
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// Get the password from the user's environment
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String pw = System.getenv(KEYSTORE_PASSWORD_NAME);
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if (pw == null) {
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@ -244,6 +244,17 @@ public static Options options(Configuration conf) {
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return new Options(conf);
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}
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/**
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* Indicates whether this provider represents a store
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* that is intended for transient use - such as the UserProvider
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* is. These providers are generally used to provide access to
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* keying material rather than for long term storage.
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* @return true if transient, false otherwise
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*/
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public boolean isTransient() {
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return false;
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}
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/**
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* Get the key material for a specific version of the key. This method is used
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* when decrypting data.
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@ -0,0 +1,474 @@
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/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.hadoop.crypto.key;
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import java.io.IOException;
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import java.io.PrintStream;
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import java.security.InvalidParameterException;
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import java.security.NoSuchAlgorithmException;
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import java.util.List;
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import javax.crypto.KeyGenerator;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.conf.Configured;
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import org.apache.hadoop.crypto.key.KeyProvider.Metadata;
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import org.apache.hadoop.crypto.key.KeyProvider.Options;
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import org.apache.hadoop.util.Tool;
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import org.apache.hadoop.util.ToolRunner;
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/**
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* This program is the CLI utility for the KeyProvider facilities in Hadoop.
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*/
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public class KeyShell extends Configured implements Tool {
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final static private String USAGE_PREFIX = "Usage: hadoop key " +
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"[generic options]\n";
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final static private String COMMANDS =
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" [--help]\n" +
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" [" + CreateCommand.USAGE + "]\n" +
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" [" + RollCommand.USAGE + "]\n" +
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" [" + DeleteCommand.USAGE + "]\n" +
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" [" + ListCommand.USAGE + "]\n";
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private boolean interactive = false;
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private Command command = null;
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/** allows stdout to be captured if necessary */
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public PrintStream out = System.out;
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/** allows stderr to be captured if necessary */
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public PrintStream err = System.err;
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private boolean userSuppliedProvider = false;
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@Override
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public int run(String[] args) throws Exception {
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int exitCode = 0;
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try {
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exitCode = init(args);
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if (exitCode != 0) {
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return exitCode;
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}
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if (command.validate()) {
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command.execute();
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} else {
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exitCode = -1;
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}
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} catch (Exception e) {
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e.printStackTrace(err);
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return -1;
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}
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return exitCode;
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}
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/**
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* Parse the command line arguments and initialize the data
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* <pre>
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* % hadoop key create keyName [--size size] [--cipher algorithm]
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* [--provider providerPath]
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* % hadoop key roll keyName [--provider providerPath]
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* % hadoop key list [-provider providerPath]
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* % hadoop key delete keyName [--provider providerPath] [-i]
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* </pre>
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* @param args
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* @return
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* @throws IOException
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*/
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private int init(String[] args) throws IOException {
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for (int i = 0; i < args.length; i++) { // parse command line
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if (args[i].equals("create")) {
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String keyName = args[++i];
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command = new CreateCommand(keyName);
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if (keyName.equals("--help")) {
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printKeyShellUsage();
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return -1;
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}
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} else if (args[i].equals("delete")) {
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String keyName = args[++i];
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command = new DeleteCommand(keyName);
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if (keyName.equals("--help")) {
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printKeyShellUsage();
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return -1;
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}
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} else if (args[i].equals("roll")) {
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String keyName = args[++i];
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command = new RollCommand(keyName);
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if (keyName.equals("--help")) {
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printKeyShellUsage();
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return -1;
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}
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} else if (args[i].equals("list")) {
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command = new ListCommand();
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} else if (args[i].equals("--size")) {
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getConf().set(KeyProvider.DEFAULT_BITLENGTH_NAME, args[++i]);
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} else if (args[i].equals("--cipher")) {
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getConf().set(KeyProvider.DEFAULT_CIPHER_NAME, args[++i]);
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} else if (args[i].equals("--provider")) {
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userSuppliedProvider = true;
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getConf().set(KeyProviderFactory.KEY_PROVIDER_PATH, args[++i]);
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} else if (args[i].equals("-i") || (args[i].equals("--interactive"))) {
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interactive = true;
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} else if (args[i].equals("--help")) {
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printKeyShellUsage();
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return -1;
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} else {
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printKeyShellUsage();
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ToolRunner.printGenericCommandUsage(System.err);
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return -1;
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}
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}
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return 0;
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}
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private void printKeyShellUsage() {
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out.println(USAGE_PREFIX + COMMANDS);
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if (command != null) {
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out.println(command.getUsage());
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}
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else {
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out.println("=========================================================" +
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"======");
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out.println(CreateCommand.USAGE + ":\n\n" + CreateCommand.DESC);
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out.println("=========================================================" +
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"======");
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out.println(RollCommand.USAGE + ":\n\n" + RollCommand.DESC);
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out.println("=========================================================" +
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"======");
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out.println(DeleteCommand.USAGE + ":\n\n" + DeleteCommand.DESC);
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out.println("=========================================================" +
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"======");
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out.println(ListCommand.USAGE + ":\n\n" + ListCommand.DESC);
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}
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}
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private abstract class Command {
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protected KeyProvider provider = null;
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public boolean validate() {
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return true;
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}
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protected KeyProvider getKeyProvider() {
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KeyProvider provider = null;
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List<KeyProvider> providers;
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try {
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providers = KeyProviderFactory.getProviders(getConf());
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if (userSuppliedProvider) {
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provider = providers.get(0);
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}
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else {
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for (KeyProvider p : providers) {
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if (!p.isTransient()) {
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provider = p;
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break;
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}
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}
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}
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} catch (IOException e) {
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e.printStackTrace(err);
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}
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return provider;
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}
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protected byte[] generateKey(int size, String algorithm)
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throws NoSuchAlgorithmException {
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out.println("Generating key using size: " + size + " and algorithm: "
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+ algorithm);
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KeyGenerator keyGenerator = KeyGenerator.getInstance(algorithm);
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keyGenerator.init(size);
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byte[] key = keyGenerator.generateKey().getEncoded();
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return key;
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}
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protected void printProviderWritten() {
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out.println(provider.getClass().getName() + " has been updated.");
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}
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protected void warnIfTransientProvider() {
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if (provider.isTransient()) {
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out.println("WARNING: you are modifying a transient provider.");
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}
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}
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public abstract void execute() throws Exception;
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public abstract String getUsage();
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}
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private class ListCommand extends Command {
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public static final String USAGE = "list <keyname> [--provider] [--help]";
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public static final String DESC =
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"The list subcommand displays the keynames contained within \n" +
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"a particular provider - as configured in core-site.xml or " +
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"indicated\nthrough the --provider argument.";
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public boolean validate() {
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boolean rc = true;
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provider = getKeyProvider();
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if (provider == null) {
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out.println("There are no non-transient KeyProviders configured.\n"
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+ "Consider using the --provider option to indicate the provider\n"
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+ "to use. If you want to list a transient provider then you\n"
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+ "you MUST use the --provider argument.");
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rc = false;
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}
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return rc;
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}
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public void execute() throws IOException {
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List<String> keys;
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try {
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keys = provider.getKeys();
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out.println("Listing keys for KeyProvider: " + provider.toString());
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for (String keyName : keys) {
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out.println(keyName);
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}
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} catch (IOException e) {
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out.println("Cannot list keys for KeyProvider: " + provider.toString()
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+ ": " + e.getMessage());
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throw e;
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}
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}
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@Override
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public String getUsage() {
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return USAGE + ":\n\n" + DESC;
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}
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}
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private class RollCommand extends Command {
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public static final String USAGE = "roll <keyname> [--provider] [--help]";
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public static final String DESC =
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"The roll subcommand creates a new version of the key specified\n" +
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"through the <keyname> argument within the provider indicated using\n" +
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"the --provider argument";
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String keyName = null;
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public RollCommand(String keyName) {
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this.keyName = keyName;
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}
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public boolean validate() {
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boolean rc = true;
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provider = getKeyProvider();
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if (provider == null) {
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out.println("There are no valid KeyProviders configured.\n"
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+ "Key will not be rolled.\n"
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+ "Consider using the --provider option to indicate the provider"
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+ " to use.");
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rc = false;
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}
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if (keyName == null) {
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out.println("There is no keyName specified. Please provide the" +
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"mandatory <keyname>. See the usage description with --help.");
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rc = false;
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}
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return rc;
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}
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public void execute() throws NoSuchAlgorithmException, IOException {
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try {
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Metadata md = provider.getMetadata(keyName);
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warnIfTransientProvider();
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out.println("Rolling key version from KeyProvider: "
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+ provider.toString() + " for key name: " + keyName);
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try {
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byte[] material = null;
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material = generateKey(md.getBitLength(), md.getAlgorithm());
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provider.rollNewVersion(keyName, material);
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out.println(keyName + " has been successfully rolled.");
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provider.flush();
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printProviderWritten();
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} catch (NoSuchAlgorithmException e) {
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out.println("Cannot roll key: " + keyName + " within KeyProvider: "
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+ provider.toString());
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throw e;
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}
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} catch (IOException e1) {
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out.println("Cannot roll key: " + keyName + " within KeyProvider: "
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+ provider.toString());
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throw e1;
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}
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}
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@Override
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public String getUsage() {
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return USAGE + ":\n\n" + DESC;
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}
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}
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private class DeleteCommand extends Command {
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public static final String USAGE = "delete <keyname> [--provider] [--help]";
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public static final String DESC =
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"The delete subcommand deletes all of the versions of the key\n" +
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"specified as the <keyname> argument from within the provider\n" +
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"indicated through the --provider argument";
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String keyName = null;
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boolean cont = true;
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public DeleteCommand(String keyName) {
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this.keyName = keyName;
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}
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@Override
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public boolean validate() {
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provider = getKeyProvider();
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if (provider == null) {
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out.println("There are no valid KeyProviders configured.\n"
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+ "Nothing will be deleted.\n"
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+ "Consider using the --provider option to indicate the provider"
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+ " to use.");
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return false;
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}
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if (keyName == null) {
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out.println("There is no keyName specified. Please provide the" +
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"mandatory <keyname>. See the usage description with --help.");
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return false;
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}
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if (interactive) {
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try {
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cont = ToolRunner
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.confirmPrompt("You are about to DELETE all versions of "
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+ "the key: " + keyName + " from KeyProvider "
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+ provider.toString() + ". Continue?:");
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if (!cont) {
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out.println("Nothing has been be deleted.");
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}
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return cont;
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} catch (IOException e) {
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out.println(keyName + " will not be deleted.");
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e.printStackTrace(err);
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}
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}
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return true;
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}
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public void execute() throws IOException {
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warnIfTransientProvider();
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out.println("Deleting key: " + keyName + " from KeyProvider: "
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+ provider.toString());
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if (cont) {
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try {
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provider.deleteKey(keyName);
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out.println(keyName + " has been successfully deleted.");
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provider.flush();
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printProviderWritten();
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} catch (IOException e) {
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out.println(keyName + "has NOT been deleted.");
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throw e;
|
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}
|
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}
|
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}
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@Override
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public String getUsage() {
|
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return USAGE + ":\n\n" + DESC;
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}
|
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}
|
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private class CreateCommand extends Command {
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public static final String USAGE = "create <keyname> [--cipher] " +
|
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"[--size] [--provider] [--help]";
|
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public static final String DESC =
|
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"The create subcommand creates a new key for the name specified\n" +
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"as the <keyname> argument within the provider indicated through\n" +
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"the --provider argument. You may also indicate the specific\n" +
|
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"cipher through the --cipher argument. The default for cipher is\n" +
|
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"currently \"AES/CTR/NoPadding\". The default keysize is \"256\".\n" +
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"You may also indicate the requested key length through the --size\n" +
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"argument.";
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||||
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String keyName = null;
|
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|
||||
public CreateCommand(String keyName) {
|
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this.keyName = keyName;
|
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}
|
||||
|
||||
public boolean validate() {
|
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boolean rc = true;
|
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provider = getKeyProvider();
|
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if (provider == null) {
|
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out.println("There are no valid KeyProviders configured.\nKey" +
|
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" will not be created.\n"
|
||||
+ "Consider using the --provider option to indicate the provider" +
|
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" to use.");
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rc = false;
|
||||
}
|
||||
if (keyName == null) {
|
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out.println("There is no keyName specified. Please provide the" +
|
||||
"mandatory <keyname>. See the usage description with --help.");
|
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rc = false;
|
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}
|
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return rc;
|
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}
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|
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public void execute() throws IOException, NoSuchAlgorithmException {
|
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warnIfTransientProvider();
|
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try {
|
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Options options = KeyProvider.options(getConf());
|
||||
String alg = getAlgorithm(options.getCipher());
|
||||
byte[] material = generateKey(options.getBitLength(), alg);
|
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provider.createKey(keyName, material, options);
|
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out.println(keyName + " has been successfully created.");
|
||||
provider.flush();
|
||||
printProviderWritten();
|
||||
} catch (InvalidParameterException e) {
|
||||
out.println(keyName + " has NOT been created. " + e.getMessage());
|
||||
throw e;
|
||||
} catch (IOException e) {
|
||||
out.println(keyName + " has NOT been created. " + e.getMessage());
|
||||
throw e;
|
||||
} catch (NoSuchAlgorithmException e) {
|
||||
out.println(keyName + " has NOT been created. " + e.getMessage());
|
||||
throw e;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the algorithm from the cipher.
|
||||
* @return the algorithm name
|
||||
*/
|
||||
public String getAlgorithm(String cipher) {
|
||||
int slash = cipher.indexOf('/');
|
||||
if (slash == - 1) {
|
||||
return cipher;
|
||||
} else {
|
||||
return cipher.substring(0, slash);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public String getUsage() {
|
||||
return USAGE + ":\n\n" + DESC;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Main program.
|
||||
*
|
||||
* @param args
|
||||
* Command line arguments
|
||||
* @throws Exception
|
||||
*/
|
||||
public static void main(String[] args) throws Exception {
|
||||
int res = ToolRunner.run(new Configuration(), new KeyShell(), args);
|
||||
System.exit(res);
|
||||
}
|
||||
}
|
||||
|
|
@ -49,6 +49,11 @@ private UserProvider() throws IOException {
|
|||
credentials = user.getCredentials();
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean isTransient() {
|
||||
return true;
|
||||
}
|
||||
|
||||
@Override
|
||||
public KeyVersion getKeyVersion(String versionName) {
|
||||
byte[] bytes = credentials.getSecretKey(new Text(versionName));
|
||||
|
|
|
|||
|
|
@ -0,0 +1,176 @@
|
|||
/**
|
||||
* Licensed to the Apache Software Foundation (ASF) under one
|
||||
* or more contributor license agreements. See the NOTICE file
|
||||
* distributed with this work for additional information
|
||||
* regarding copyright ownership. The ASF licenses this file
|
||||
* to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance
|
||||
* with the License. You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
package org.apache.hadoop.crypto.key;
|
||||
|
||||
import static org.junit.Assert.*;
|
||||
|
||||
import java.io.ByteArrayOutputStream;
|
||||
import java.io.File;
|
||||
import java.io.PrintStream;
|
||||
|
||||
import org.apache.hadoop.conf.Configuration;
|
||||
import org.junit.Before;
|
||||
import org.junit.Test;
|
||||
|
||||
public class TestKeyShell {
|
||||
private final ByteArrayOutputStream outContent = new ByteArrayOutputStream();
|
||||
private final ByteArrayOutputStream errContent = new ByteArrayOutputStream();
|
||||
private static final File tmpDir =
|
||||
new File(System.getProperty("test.build.data", "/tmp"), "key");
|
||||
|
||||
@Before
|
||||
public void setup() throws Exception {
|
||||
System.setOut(new PrintStream(outContent));
|
||||
System.setErr(new PrintStream(errContent));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testKeySuccessfulKeyLifecycle() throws Exception {
|
||||
outContent.flush();
|
||||
String[] args1 = {"create", "key1", "--provider",
|
||||
"jceks://file" + tmpDir + "/keystore.jceks"};
|
||||
int rc = 0;
|
||||
KeyShell ks = new KeyShell();
|
||||
ks.setConf(new Configuration());
|
||||
rc = ks.run(args1);
|
||||
assertEquals(0, rc);
|
||||
assertTrue(outContent.toString().contains("key1 has been successfully " +
|
||||
"created."));
|
||||
|
||||
outContent.flush();
|
||||
String[] args2 = {"list", "--provider",
|
||||
"jceks://file" + tmpDir + "/keystore.jceks"};
|
||||
rc = ks.run(args2);
|
||||
assertEquals(0, rc);
|
||||
assertTrue(outContent.toString().contains("key1"));
|
||||
|
||||
outContent.flush();
|
||||
String[] args3 = {"roll", "key1", "--provider",
|
||||
"jceks://file" + tmpDir + "/keystore.jceks"};
|
||||
rc = ks.run(args3);
|
||||
assertEquals(0, rc);
|
||||
assertTrue(outContent.toString().contains("key1 has been successfully " +
|
||||
"rolled."));
|
||||
|
||||
outContent.flush();
|
||||
String[] args4 = {"delete", "key1", "--provider",
|
||||
"jceks://file" + tmpDir + "/keystore.jceks"};
|
||||
rc = ks.run(args4);
|
||||
assertEquals(0, rc);
|
||||
assertTrue(outContent.toString().contains("key1 has been successfully " +
|
||||
"deleted."));
|
||||
|
||||
outContent.flush();
|
||||
String[] args5 = {"list", "--provider",
|
||||
"jceks://file" + tmpDir + "/keystore.jceks"};
|
||||
rc = ks.run(args5);
|
||||
assertEquals(0, rc);
|
||||
assertTrue(outContent.toString().contains("key1"));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testInvalidKeySize() throws Exception {
|
||||
String[] args1 = {"create", "key1", "--size", "56", "--provider",
|
||||
"jceks://file" + tmpDir + "/keystore.jceks"};
|
||||
|
||||
int rc = 0;
|
||||
KeyShell ks = new KeyShell();
|
||||
ks.setConf(new Configuration());
|
||||
rc = ks.run(args1);
|
||||
assertEquals(-1, rc);
|
||||
assertTrue(outContent.toString().contains("key1 has NOT been created."));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testInvalidCipher() throws Exception {
|
||||
String[] args1 = {"create", "key1", "--cipher", "LJM", "--provider",
|
||||
"jceks://file" + tmpDir + "/keystore.jceks"};
|
||||
|
||||
int rc = 0;
|
||||
KeyShell ks = new KeyShell();
|
||||
ks.setConf(new Configuration());
|
||||
rc = ks.run(args1);
|
||||
assertEquals(-1, rc);
|
||||
assertTrue(outContent.toString().contains("key1 has NOT been created."));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testInvalidProvider() throws Exception {
|
||||
String[] args1 = {"create", "key1", "--cipher", "AES", "--provider",
|
||||
"sdff://file/tmp/keystore.jceks"};
|
||||
|
||||
int rc = 0;
|
||||
KeyShell ks = new KeyShell();
|
||||
ks.setConf(new Configuration());
|
||||
rc = ks.run(args1);
|
||||
assertEquals(-1, rc);
|
||||
assertTrue(outContent.toString().contains("There are no valid " +
|
||||
"KeyProviders configured."));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testTransientProviderWarning() throws Exception {
|
||||
String[] args1 = {"create", "key1", "--cipher", "AES", "--provider",
|
||||
"user:///"};
|
||||
|
||||
int rc = 0;
|
||||
KeyShell ks = new KeyShell();
|
||||
ks.setConf(new Configuration());
|
||||
rc = ks.run(args1);
|
||||
assertEquals(0, rc);
|
||||
assertTrue(outContent.toString().contains("WARNING: you are modifying a " +
|
||||
"transient provider."));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testTransientProviderOnlyConfig() throws Exception {
|
||||
String[] args1 = {"create", "key1"};
|
||||
|
||||
int rc = 0;
|
||||
KeyShell ks = new KeyShell();
|
||||
Configuration config = new Configuration();
|
||||
config.set(KeyProviderFactory.KEY_PROVIDER_PATH, "user:///");
|
||||
ks.setConf(config);
|
||||
rc = ks.run(args1);
|
||||
assertEquals(-1, rc);
|
||||
assertTrue(outContent.toString().contains("There are no valid " +
|
||||
"KeyProviders configured."));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testFullCipher() throws Exception {
|
||||
String[] args1 = {"create", "key1", "--cipher", "AES/CBC/pkcs5Padding",
|
||||
"--provider", "jceks://file" + tmpDir + "/keystore.jceks"};
|
||||
|
||||
int rc = 0;
|
||||
KeyShell ks = new KeyShell();
|
||||
ks.setConf(new Configuration());
|
||||
rc = ks.run(args1);
|
||||
assertEquals(0, rc);
|
||||
assertTrue(outContent.toString().contains("key1 has been successfully " +
|
||||
"created."));
|
||||
|
||||
outContent.flush();
|
||||
String[] args2 = {"delete", "key1", "--provider",
|
||||
"jceks://file" + tmpDir + "/keystore.jceks"};
|
||||
rc = ks.run(args2);
|
||||
assertEquals(0, rc);
|
||||
assertTrue(outContent.toString().contains("key1 has been successfully " +
|
||||
"deleted."));
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue